<!DOCTYPE html>
<html>
  <head>
    <title>
      Test Constructor: ChannelSplitter
    </title>
    <script src="../../../resources/testharness.js"></script>
    <script src="../../../resources/testharnessreport.js"></script>
    <script src="../../../webaudio/resources/audit-util.js"></script>
    <script src="../../../webaudio/resources/audit.js"></script>
    <script src="../../../webaudio/resources/audionodeoptions.js"></script>
  </head>
  <body>
    <script id="layout-test-code">
      let context;

      let audit = Audit.createTaskRunner();

      audit.define('initialize', (task, should) => {
        context = initializeContext(should);
        task.done();
      });

      audit.define('invalid constructor', (task, should) => {
        testInvalidConstructor(should, 'ChannelSplitterNode', context);
        task.done();
      });

      audit.define('default constructor', (task, should) => {
        testDefaultConstructor(should, 'ChannelSplitterNode', context, {
          prefix: 'node0',
          numberOfInputs: 1,
          numberOfOutputs: 6,
          channelCount: 6,
          channelCountMode: 'explicit',
          channelInterpretation: 'discrete'
        });

        task.done();
      });

      audit.define('test AudioNodeOptions', (task, should) => {
        testAudioNodeOptions(should, context, 'ChannelSplitterNode', {
          channelCount: {
            value: 6,
            isFixed: true,
            exceptionType: 'InvalidStateError'
          },
          channelCountMode: {
            value: 'explicit',
            isFixed: true,
            exceptionType: 'InvalidStateError'
          },
          channelInterpretation: {
            value: 'discrete',
            isFixed: true,
            exceptionType: 'InvalidStateError'
          },
        });
        task.done();
      });

      audit.define('constructor options', (task, should) => {
        let node;
        let options = {
          numberOfInputs: 3,
          numberOfOutputs: 9,
          channelInterpretation: 'discrete'
        };

        should(
            () => {
              node = new ChannelSplitterNode(context, options);
            },
            'node1 = new ChannelSplitterNode(context, ' +
                JSON.stringify(options) + ')')
            .notThrow();

        should(node.numberOfInputs, 'node1.numberOfInputs').beEqualTo(1);
        should(node.numberOfOutputs, 'node1.numberOfOutputs')
            .beEqualTo(options.numberOfOutputs);
        should(node.channelInterpretation, 'node1.channelInterpretation')
            .beEqualTo(options.channelInterpretation);

        options = {numberOfOutputs: 99};
        should(
            () => {
              node = new ChannelSplitterNode(context, options);
            },
            'new ChannelSplitterNode(c, ' + JSON.stringify(options) + ')')
            .throw(DOMException, 'IndexSizeError');

        options = {channelCount: 3};
        should(
            () => {
              node = new ChannelSplitterNode(context, options);
            },
            'new ChannelSplitterNode(c, ' + JSON.stringify(options) + ')')
            .throw(DOMException, 'InvalidStateError');

        options = {channelCountMode: 'max'};
        should(
            () => {
              node = new ChannelSplitterNode(context, options);
            },
            'new ChannelSplitterNode(c, ' + JSON.stringify(options) + ')')
            .throw(DOMException, 'InvalidStateError');

        task.done();
      });

      audit.run();
    </script>
  </body>
</html>
